On 24-May-07, at 6:26 AM, Henk Langeveld wrote:

Richard Elling wrote:
It all depends on the configuration. For a single disk system, copies
should generally be faster than mirroring.  For multiple disks, the
performance should be similar as copies are spread out over different
disks.

Here's a crazy idea: could we use zfs on dvd for s/w distribution? With
ditto blocks, there'd be additional protection against media errors.

Definitely. I used to have a rule, always send two copies of any floppy disk... DVDs are no different (unreliable).

--Toby


Henk

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